In this experiment, we will measure the temperature at which the substance becomes a liquid phase.

As the lunar phase changes, the night sky scenery also changes.

In ancient Japan, the 方相 played an important role.

This stratum shows a specific facies.

In Japanese grammar, the passive voice is used to create a passive form.

This reaction occurs through a chemical process.

He is an excellent chemist who made many discoveries.

He is an expert in petrochemistry.

It's difficult to decipher this chemical equation.

Understanding chemical equations is difficult.